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Finding the Fourth Proportional to 652,171.80, 898,956.98 and 514,125.66

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Solution

The fourth proportional to 652,171.80, 898,956.98 and 514,125.66 is: 708,673.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,171.80 : 898,956.98 = 514,125.66 : x
  2. Step 2: Convert to fraction form
    652,171.80/898,956.98 = 514,125.66/x
  3. Step 3: Cross multiply
    652,171.80x = 898,956.98 × 514,125.66
  4. Step 4: Simplify right side
    652,171.80x = 462,176,848,083.48
  5. Step 5: Solve for x
    x = 462,176,848,083.48/652,171.80
  6. Step 6: Final answer
    x = 708,673.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.